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Redwood Mushroom Supply Discount Codes & Offers

8 discount codes· 20% off listedDetails

We currently list 8 coupon codes for Redwood Mushroom Supply.

Largest percentage offer: Claim 20% off selected products when you apply this code at checkout

Coupons & Offers

10%off

This promo code takes 10% off your purchase when you check out

OfferCoupon codeApplies toStorewideOffer details

Offer requirements

  • Storewide

Apply the code at checkout and check the final total before paying.

5%off

A discount of 5% applies when you enter this code at checkout

OfferCoupon codeApplies toStorewideOffer details

Offer requirements

  • Storewide

Apply the code at checkout and check the final total before paying.

20%off

Claim 20% off selected products when you apply this code at checkout

OfferCoupon codeApplies toSelected itemsOffer details

Offer requirements

  • Selected items only

Apply the code at checkout and check the final total before paying.

15%off

Claim 15% off when you apply this code at checkout

OfferCoupon codeApplies toStorewideOffer details

Offer requirements

  • Storewide

Apply the code at checkout and check the final total before paying.

20%off

Save 20% on grain and substrate on select items with this promo code

OfferCoupon codeApplies toSelected itemsOffer details

Offer requirements

  • Selected items only

Apply the code at checkout and check the final total before paying.

Show 3 more offers
15%off

Save 15% on your purchase by entering this coupon before you pay

OfferCoupon codeApplies toStorewideOffer details

Offer requirements

  • Storewide

Apply the code at checkout and check the final total before paying.

10%off

Claim 10% off when you apply this code at checkout

OfferCoupon codeApplies toStorewideOffer details

Offer requirements

  • Storewide

Apply the code at checkout and check the final total before paying.

15%off

Save 15% on a selection of items by applying this code before you pay

OfferCoupon codeApplies toSelected itemsOffer details

Offer requirements

  • Selected items only

Apply the code at checkout and check the final total before paying.

Tested at checkout

Recorded checkout results for these products at the time shown. Prices and code eligibility can change.

  • RMSW10 WorkedTested −$48.42 saved · $509.42 cart · 7 itemsMicroppose Silicone Jar Covers, Dr. Myc™ MGP Pure Microbes, Pioppino Mushroom Grow Kit, Mushroom Grow Tent Starter Kit, Dr. Myc™ MGP Plus Microbes, Build-Your-Own Mushroom Box, Dr. Myc™ Adaptive Liquid Culture PreMixView screenshot & cart
    Redwood Mushroom Supply checkout with RMSW10, tested 2 Nov 2026, 00:32 UTC

    Select the image to open it at full size.

    Tested products
    ProductCoupon discountTotal
    Microppose Silicone Jar Covers1 × $48.00−$4.80$43.20
    Dr. Myc™ MGP Pure Microbes1 × $50.99−$5.09$45.90
    Pioppino Mushroom Grow Kit1 × $24.95Not applied$24.95
    Mushroom Grow Tent Starter Kit1 × $260.99−$26.09$234.90
    Dr. Myc™ MGP Plus Microbes1 × $25.49−$2.54$22.95
    Build-Your-Own Mushroom Box1 × $85.00−$8.50$76.50
    Dr. Myc™ Adaptive Liquid Culture PreMix1 × $14.00−$1.40$12.60
    Subtotal
    $509.42
    Coupon savings
    −$48.42
    Other savings
    $0.00
    Total before shipping & tax
    $461.00

Frequently asked questions

What is the largest percentage discount listed for Redwood Mushroom Supply?

Claim 20% off selected products when you apply this code at checkout

Are there any Redwood Mushroom Supply discount codes or offers listed?

We currently list 8 offers for Redwood Mushroom Supply, including 8 coupon codes. Check the individual offers for eligible items and requirements.

How do I use a discount code at Redwood Mushroom Supply?

Select “Show code”, copy the code, then follow the “Shop Redwood Mushroom Supply” link. Enter the code in the discount field at checkout and check that the saving appears before paying. Review the offer details if it doesn't apply to your basket.

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